Finding the Fourth Proportional to 2,118.45, 3,174.16 and 1,499.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.45 : 3,174.16 = 1,499.08 : x
2. Step 2: Convert to fraction form
   2,118.45/3,174.16 = 1,499.08/x
3. Step 3: Cross multiply
   2,118.45x = 3,174.16 × 1,499.08
4. Step 4: Simplify right side
   2,118.45x = 4,758,312.28
5. Step 5: Solve for x
   x = 4,758,312.28/2,118.45
6. Step 6: Final answer
   x = 2,246.13